Finding the Fourth Proportional to 8,429.67, 12,641.36 and 3,362.36

Step by Step Solution

1. Step 1: Write the proportion equation
   8,429.67 : 12,641.36 = 3,362.36 : x
2. Step 2: Convert to fraction form
   8,429.67/12,641.36 = 3,362.36/x
3. Step 3: Cross multiply
   8,429.67x = 12,641.36 × 3,362.36
4. Step 4: Simplify right side
   8,429.67x = 42,504,723.19
5. Step 5: Solve for x
   x = 42,504,723.19/8,429.67
6. Step 6: Final answer
   x = 5,042.28